Base | Representation |
---|---|
bin | 1111101010111… |
… | …00010110111101 |
3 | 100011100100220200 |
4 | 13311130112331 |
5 | 232122402201 |
6 | 21013234113 |
7 | 3154211013 |
oct | 765342675 |
9 | 304310820 |
10 | 131450301 |
11 | 68222614 |
12 | 38032939 |
13 | 21305958 |
14 | 1365a8b3 |
15 | b818386 |
hex | 7d5c5bd |
131450301 has 24 divisors (see below), whose sum is σ = 198202680. Its totient is φ = 83844096.
The previous prime is 131450281. The next prime is 131450309. The reversal of 131450301 is 103054131.
131450301 is a `hidden beast` number, since 1 + 314 + 50 + 301 = 666.
It can be written as a sum of positive squares in 4 ways, for example, as 4347225 + 127103076 = 2085^2 + 11274^2 .
It is not a de Polignac number, because 131450301 - 26 = 131450237 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (131450309) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 27265 + ... + 31721.
It is an arithmetic number, because the mean of its divisors is an integer number (8258445).
Almost surely, 2131450301 is an apocalyptic number.
It is an amenable number.
131450301 is a deficient number, since it is larger than the sum of its proper divisors (66752379).
131450301 is a wasteful number, since it uses less digits than its factorization.
131450301 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4605 (or 4602 counting only the distinct ones).
The product of its (nonzero) digits is 180, while the sum is 18.
The square root of 131450301 is about 11465.1777570171. The cubic root of 131450301 is about 508.4565679063.
It can be divided in two parts, 1314 and 50301, that added together give a palindrome (51615).
The spelling of 131450301 in words is "one hundred thirty-one million, four hundred fifty thousand, three hundred one".
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